This is a "Battlecruiser Magic" cube inspired by Rise of the Eldrazi but also expanding in some new directions. There are ten archetypes each spread across three colors:

Green-white-blue: Auras
White-blue-black: Wisdom (hand size matters)
Blue-black-red: Sacrifice
Black-red-green: Ramp
Red-green-white: Defenders
White-black-green: Lifegain
Black-green-blue: Self-mill
Green-blue-red: +1/+1 counters
Blue-red-white: Prowess/spellslinger
Red-white-black: Go wide